tools/perf/pmu-events/arch/x86/amdzen1/memory.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/amdzen1/memory.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/amdzen1/memory.json
Extension
.json
Size
5786 bytes
Lines
185
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

[
  {
    "EventName": "ls_locks.bus_lock",
    "EventCode": "0x25",
    "BriefDescription": "Bus lock when a locked operations crosses a cache boundary or is done on an uncacheable memory type.",
    "UMask": "0x01"
  },
  {
    "EventName": "ls_dispatch.ld_st_dispatch",
    "EventCode": "0x29",
    "BriefDescription": "Counts the number of operations dispatched to the LS unit. Unit Masks ADDed. Load-op-Stores.",
    "UMask": "0x04"
  },
  {
    "EventName": "ls_dispatch.store_dispatch",
    "EventCode": "0x29",
    "BriefDescription": "Counts the number of stores dispatched to the LS unit. Unit Masks ADDed.",
    "UMask": "0x02"
  },
  {
    "EventName": "ls_dispatch.ld_dispatch",
    "EventCode": "0x29",
    "BriefDescription": "Counts the number of loads dispatched to the LS unit. Unit Masks ADDed.",
    "UMask": "0x01"
  },
  {
    "EventName": "ls_stlf",
    "EventCode": "0x35",
    "BriefDescription": "Number of STLF hits."
  },
  {
    "EventName": "ls_dc_accesses",
    "EventCode": "0x40",
    "BriefDescription": "The number of accesses to the data cache for load and store references. This may include certain microcode scratchpad accesses, although these are generally rare. Each increment represents an eight-byte access, although the instruction may only be accessing a portion of that. This event is a speculative event."
  },
  {
    "EventName": "ls_mab_alloc.dc_prefetcher",
    "EventCode": "0x41",
    "BriefDescription": "LS MAB allocates by type - DC prefetcher.",
    "UMask": "0x08"
  },
  {
    "EventName": "ls_mab_alloc.stores",
    "EventCode": "0x41",
    "BriefDescription": "LS MAB allocates by type - stores.",
    "UMask": "0x02"
  },
  {
    "EventName": "ls_mab_alloc.loads",
    "EventCode": "0x41",
    "BriefDescription": "LS MAB allocates by type - loads.",
    "UMask": "0x01"
  },
  {
    "EventName": "ls_l1_d_tlb_miss.all",
    "EventCode": "0x45",
    "BriefDescription": "L1 DTLB Miss or Reload off all sizes.",
    "UMask": "0xff"
  },
  {
    "EventName": "ls_l1_d_tlb_miss.tlb_reload_1g_l2_miss",
    "EventCode": "0x45",
    "BriefDescription": "L1 DTLB Miss of a page of 1G size.",
    "UMask": "0x80"
  },
  {
    "EventName": "ls_l1_d_tlb_miss.tlb_reload_2m_l2_miss",
    "EventCode": "0x45",
    "BriefDescription": "L1 DTLB Miss of a page of 2M size.",
    "UMask": "0x40"

Annotation

Implementation Notes